#!/usr/bin/env python
# -*- coding: utf8 -*-
# title       :
# description :
# author      :'ShenMeng'

from tder_python import singleton
from .ui.drop_dialog import DropDialog

@singleton
class DropDown(object):
    def __init__(self, parent=None):
        self.window = DropDialog()

    def show(self):
        self.window.show()